After converting to use simplified DT parsing, the struct ltc3589_regulator
only has a desc member. So let's remove struct ltc3589_regulator and use
struct regulator_desc instead.

Signed-off-by: Axel Lin <axel....@ingics.com>
---
 drivers/regulator/ltc3589.c | 69 +++++++++++++++++--------------------
 1 file changed, 31 insertions(+), 38 deletions(-)

diff --git a/drivers/regulator/ltc3589.c b/drivers/regulator/ltc3589.c
index 35741f476024..077e73715514 100644
--- a/drivers/regulator/ltc3589.c
+++ b/drivers/regulator/ltc3589.c
@@ -84,15 +84,11 @@ enum ltc3589_reg {
        LTC3589_NUM_REGULATORS,
 };
 
-struct ltc3589_regulator {
-       struct regulator_desc desc;
-};
-
 struct ltc3589 {
        struct regmap *regmap;
        struct device *dev;
        enum ltc3589_variant variant;
-       struct ltc3589_regulator regulator_descs[LTC3589_NUM_REGULATORS];
+       struct regulator_desc regulator_descs[LTC3589_NUM_REGULATORS];
        struct regulator_dev *regulators[LTC3589_NUM_REGULATORS];
 };
 
@@ -209,7 +205,7 @@ static int ltc3589_of_parse_cb(struct device_node *np,
                               struct regulator_config *config)
 {
        struct ltc3589 *ltc3589 = config->driver_data;
-       struct ltc3589_regulator *rdesc = &ltc3589->regulator_descs[desc->id];
+       struct regulator_desc *rdesc = &ltc3589->regulator_descs[desc->id];
        u32 r[2];
        int ret;
 
@@ -227,36 +223,34 @@ static int ltc3589_of_parse_cb(struct device_node *np,
        if (!r[0] || !r[1])
                return 0;
 
-       rdesc->desc.min_uV = ltc3589_scale(desc->min_uV, r[0], r[1]);
-       rdesc->desc.uV_step = ltc3589_scale(desc->uV_step, r[0], r[1]);
-       rdesc->desc.fixed_uV = ltc3589_scale(desc->fixed_uV, r[0], r[1]);
+       rdesc->min_uV = ltc3589_scale(desc->min_uV, r[0], r[1]);
+       rdesc->uV_step = ltc3589_scale(desc->uV_step, r[0], r[1]);
+       rdesc->fixed_uV = ltc3589_scale(desc->fixed_uV, r[0], r[1]);
 
        return 0;
 }
 
 #define LTC3589_REG(_name, _of_name, _ops, en_bit, dtv1_reg, dtv_mask, go_bit)\
        [LTC3589_ ## _name] = {                                         \
-               .desc = {                                               \
-                       .name = #_name,                                 \
-                       .of_match = of_match_ptr(#_of_name),            \
-                       .regulators_node = of_match_ptr("regulators"),  \
-                       .of_parse_cb = ltc3589_of_parse_cb,             \
-                       .n_voltages = (dtv_mask) + 1,                   \
-                       .min_uV = (go_bit) ? 362500 : 0,                \
-                       .uV_step = (go_bit) ? 12500 : 0,                \
-                       .ramp_delay = (go_bit) ? 1750 : 0,              \
-                       .fixed_uV = (dtv_mask) ? 0 : 800000,            \
-                       .ops = &ltc3589_ ## _ops ## _regulator_ops,     \
-                       .type = REGULATOR_VOLTAGE,                      \
-                       .id = LTC3589_ ## _name,                        \
-                       .owner = THIS_MODULE,                           \
-                       .vsel_reg = (dtv1_reg),                 \
-                       .vsel_mask = (dtv_mask),                        \
-                       .apply_reg = (go_bit) ? LTC3589_VCCR : 0,       \
-                       .apply_bit = (go_bit),                          \
-                       .enable_reg = (en_bit) ? LTC3589_OVEN : 0,      \
-                       .enable_mask = (en_bit),                        \
-               },                                                      \
+               .name = #_name,                                         \
+               .of_match = of_match_ptr(#_of_name),                    \
+               .regulators_node = of_match_ptr("regulators"),          \
+               .of_parse_cb = ltc3589_of_parse_cb,                     \
+               .n_voltages = (dtv_mask) + 1,                           \
+               .min_uV = (go_bit) ? 362500 : 0,                        \
+               .uV_step = (go_bit) ? 12500 : 0,                        \
+               .ramp_delay = (go_bit) ? 1750 : 0,                      \
+               .fixed_uV = (dtv_mask) ? 0 : 800000,                    \
+               .ops = &ltc3589_ ## _ops ## _regulator_ops,             \
+               .type = REGULATOR_VOLTAGE,                              \
+               .id = LTC3589_ ## _name,                                \
+               .owner = THIS_MODULE,                                   \
+               .vsel_reg = (dtv1_reg),                                 \
+               .vsel_mask = (dtv_mask),                                \
+               .apply_reg = (go_bit) ? LTC3589_VCCR : 0,               \
+               .apply_bit = (go_bit),                                  \
+               .enable_reg = (en_bit) ? LTC3589_OVEN : 0,              \
+               .enable_mask = (en_bit),                                \
        }
 
 #define LTC3589_LINEAR_REG(_name, _of_name, _dtv1)                     \
@@ -267,7 +261,7 @@ static int ltc3589_of_parse_cb(struct device_node *np,
 #define LTC3589_FIXED_REG(_name, _of_name)                             \
        LTC3589_REG(_name, _of_name, fixed, LTC3589_OVEN_ ## _name, 0, 0, 0)
 
-static struct ltc3589_regulator ltc3589_regulators[LTC3589_NUM_REGULATORS] = {
+static const struct regulator_desc ltc3589_regulators[] = {
        LTC3589_LINEAR_REG(SW1, sw1, B1DTV1),
        LTC3589_LINEAR_REG(SW2, sw2, B2DTV1),
        LTC3589_LINEAR_REG(SW3, sw3, B3DTV1),
@@ -403,7 +397,7 @@ static int ltc3589_probe(struct i2c_client *client,
                         const struct i2c_device_id *id)
 {
        struct device *dev = &client->dev;
-       struct ltc3589_regulator *descs;
+       struct regulator_desc *descs;
        struct ltc3589 *ltc3589;
        int i, ret;
 
@@ -422,11 +416,11 @@ static int ltc3589_probe(struct i2c_client *client,
        descs = ltc3589->regulator_descs;
        memcpy(descs, ltc3589_regulators, sizeof(ltc3589_regulators));
        if (ltc3589->variant == LTC3589) {
-               descs[LTC3589_LDO3].desc.fixed_uV = 1800000;
-               descs[LTC3589_LDO4].desc.volt_table = ltc3589_ldo4;
+               descs[LTC3589_LDO3].fixed_uV = 1800000;
+               descs[LTC3589_LDO4].volt_table = ltc3589_ldo4;
        } else {
-               descs[LTC3589_LDO3].desc.fixed_uV = 2800000;
-               descs[LTC3589_LDO4].desc.volt_table = ltc3589_12_ldo4;
+               descs[LTC3589_LDO3].fixed_uV = 2800000;
+               descs[LTC3589_LDO4].volt_table = ltc3589_12_ldo4;
        }
 
        ltc3589->regmap = devm_regmap_init_i2c(client, &ltc3589_regmap_config);
@@ -437,8 +431,7 @@ static int ltc3589_probe(struct i2c_client *client,
        }
 
        for (i = 0; i < LTC3589_NUM_REGULATORS; i++) {
-               struct ltc3589_regulator *rdesc = &ltc3589->regulator_descs[i];
-               struct regulator_desc *desc = &rdesc->desc;
+               struct regulator_desc *desc = &ltc3589->regulator_descs[i];
                struct regulator_config config = { };
 
                config.dev = dev;
-- 
2.17.1

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